Question

Which relation does not represent a function?

(-8, 4), (-3, 2), (1, 3), (5, -8)

(2, 0), (4, 6), (7, 6), (8, 5)

(-4, 6), (-1, 1), (0, 4), (4, 7)

(1, 2), (2, 5), (5, 7), (1, 3




I got b, I just need a second opinion

Answer 1

For every x values, it can only be mapped onto a single y value for the relation to be a function.

Answer 2

Yes B

Answer 3

thanks (:

Answer 4

Oh wait

Answer 5

It's D, I forgot the "does not represent"

Answer 6

There cannot have 2 same x values for 2 different y values

Answer 7

I just seen where I went wrong, thank you.